Firepower MST 220i, Operating Manual

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FIREPOWER MST 220i
Manual 0-5343 3-25 INSTALLATION/SETUP
3.21 Setup For SPOOL GUN MIG (GMAW) Welding With Gas Shielded MIG Wire
Select the Process Selection Control to MIG for Spool Gun welding.
For setup and operation of the spool gun, please refer to the spool gun operations manual.
Switch the MIG GUN/SPOOL GUN switch inside the wire feed compartment to SPOOL GUN.
Connect the shielding gas for the to the Shielding Gas Inlet on the rear panel of the Power Source.
1. Make sure the welding power source is turned
OFF before connecting the welding gun.
NOTE
If the Firepower MST 220 has already been
setup for MIG Welding you will have to re-
move the MIG Gun and retract the welding
wire out of the wirefeeder before beginning
the next step.
2. Insert the back end of the Spool gun into the
MIG Gun connector and tighten the Locking
Nut to secure the Spool gun in the MIG Gun
Adapter.
3. Connect gas supply fitting and tighten with a
wrench.
4. Align Control Plug to panel fitting and tighten
securely.
MIG Gun Adaptor
Spool Gun
Locking Nut
Art #
A-12537